As the federal health emergency ended May 11 and COVID numbers are on the rise, here’s how you can still access tests, at-home and PCR. (Michael Bocchieri/Getty Images) It’s that time again: COVID-19 ...

If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or clinic to get a polymerase chain reaction (PCR) test. A health care ...

Over the past four years, many of us have become accustomed to a swab up the nose to test for COVID-19, using at-home rapid antigen tests or the more accurate clinic-provided PCR tests with a longer ...

COVID cases are starting to creep up again in the U.S., and it’s understandable to have new questions about the virus and the newest CDC guidance on isolation after a positive test. After all, it’s ...

The nanopore optofluidic chip used in the new diagnostic system, with a PCR thermocycler in the background for comparison. The new system could easily fit into a researcher’s lab or clinician’s office ...

Northwestern scientists have created the fastest-ever hepatitis C diagnostic, delivering accurate results in only 15 minutes. The test uses the DASH rapid PCR system, originally developed for COVID, ...